流动人口主要是从经济欠发达地区流入经济发达地区的农民、大学生、城镇居民和下岗职工，流入城镇的比重大。
The floating population are farmers mainly from underdeveloped areas into economically developed areas. Farmers, college students, laid-off workers and urban residents largely inflow to towns.
现场问卷调查居民和小学生疟疾防治知识知晓率及对疟疾防治的需求。
Methods A typical sampling method was used to perform the questionnaire study among local inhabitants and pupils.
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